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手机公司网站建设,福州网站排名推广,网站界面设计规则,网站开发完成如何上线单片机软件定时器V4.0 用于单片机定时执行任务等&#xff0c;比如LED GPIO等定时控制&#xff0c;内置前后台工作模式 头文件有使用例子 #ifndef __SORFTIME_APP_H #define __SORFTIME_APP_H#ifdef __cplusplus extern "C" { #endif#include <stdint.h>// #…

单片机软件定时器V4.0

用于单片机定时执行任务等，比如LED GPIO等定时控制，内置前后台工作模式

头文件有使用例子

#ifndef __SORFTIME_APP_H
#define __SORFTIME_APP_H#ifdef __cplusplus
extern "C"
{
#endif#include <stdint.h>// #define ST_CLIENT_SERVER_MODE 1  /*取消注释切换到前后台模式*/#define MAX_TIMER_NUM 16 /* 定时器最大个数(可修改) *//**移植修改步骤**//*1：st_sorft_timer_init(); 初始化2: 把	st_sorft_timer_counter_prosess(); 放入1ms中断回调或1ms的OS任务中3: 修改 MAX_TIMER_NUM  的定义值，比如需要用到10个定时器就改为>=104: 查看底部例程使用方法5: 记得把printf注释掉，如果没有配置printf会停在printf的while循环里面*/#if 1typedef unsigned char u8;typedef unsigned short int u16;typedef unsigned int u32;
#endif
#if 0typedef unsigned char uint8_t;typedef unsigned short int uint16_t;typedef unsigned int uint32_t;
#endiftypedef enum timer_run_mode{TIM_INTERUPUT_MODE = 0, /* 中断模式*/
#ifdef ST_CLIENT_SERVER_MODETIM_CLIENT_SERVER_MODE = 1, /* 前后台模式*/
#endif} st_e_run_mode_t;/***********状态枚举***********/typedef enum timer_init_state{TIM_CRAT_SUCES = 0, /* create succes 创建成功状态 */TIM_CRAT_ERROR = 1, /* create faild  创建失败状态 */} st_e_state_crat_t;typedef enum timer_run_state{TIM_LOCK = 2,	/* 锁定计数，不能再次更新计数值，只能等到计数结束 */TIM_UNLOCK = 3, /* 不锁定计数，可以中途手动更新计数值 */TIM_END = 4,	/* 计数值到达目标值，停止计数 */} st_e_state_run_t;typedef enum timer_end_state{TIM_ONCE = 5,  /* 单次计数模式*/TIM_CYCLE = 6, /* 循环计数模式*/} st_e_state_end_t;typedef enum timer_close_state{TIM_DESTROYED = 7, /* 销毁状态 (擦除这个定时器所占坑位资源)*/TIM_SUSPEND = 8	   /* 挂起定时器 (会占用一个定时器坑位，不推荐)*/} st_e_state_close_t;typedef void (*st_rtn_func_t)(uint16_t);/*******单个定时器结构体 *************/typedef struct id_menber{uint16_t id;				/* 软件定时器id */uint32_t count;				/* 计数运行值 */uint32_t target;			/* 计数目标值 */st_e_state_run_t run_state; /* 运行时的状态 */st_e_state_end_t end_state; /* 结束后的状态 */st_rtn_func_t rtn_func;		/* 计时结束的回调函数 */} st_id_t;/*******所有定时器结构体 *************/typedef struct timer_id{st_id_t id_ary[MAX_TIMER_NUM]; /*数组*/uint16_t timer_last_index;	   /*当前定时器最大个数*/} s_timer_id;#ifdef ST_CLIENT_SERVER_MODE/*前后台模式，前台运行在main while模式，后台中断定时器设置标志*/typedef struct timer_event{uint16_t event_id[MAX_TIMER_NUM];st_rtn_func_t event_ary[MAX_TIMER_NUM]; /*数组*/} s_event_id;
#endifvoid st_sorft_timer_init(void);			   /*初始化软件定时器*/void st_sorft_timer_counter_prosess(void); /*此函数放入定时器中断回调函数*/
#ifdef ST_CLIENT_SERVER_MODE/*这个函数放入main 的while循环*/void st_sorft_timer_event_prosess(void);
#endifst_e_state_crat_t st_start_timer(uint16_t timer_id, uint32_t count, st_e_state_run_t run_state); /*开启一个定时器*/st_e_state_crat_t st_start_once_timer(uint16_t timer_id, uint32_t count, st_e_state_run_t run_state); /*开启一次定时器*/st_e_state_crat_t st_start_cb_timer(uint16_t timer_id, uint32_t count, st_e_state_run_t run_state, st_e_state_end_t end_state, st_rtn_func_t rtn_func); /*计时结束,执行回调函数,函数执行完毕自动销毁该定时器*/st_e_state_close_t st_close_timer(uint16_t timer_id, st_e_state_close_t close_state); /* 关掉或者暂停一个定时器 */st_e_state_run_t st_timer_state(uint16_t timer_id); /* 读取定时器状态 */uint32_t st_timer_count_value(uint16_t timer_id); /*查询定时器计数值 *///**使用例程 start**///*#define EVENT_ID_LED 0x10#define EVENT_ID_GPIO 0x11#define EVENT_ID_SPI 0x12#define EVENT_ID_TIME 0x13#define LOG(...) printf(__VA_ARGS__)void app_main_process(uint16_t id){if (id == EVENT_ID_LED){st_start_cb_timer(EVENT_ID_LED, 30, TIM_LOCK, TIM_ONCE, app_main_process);LOG("LED\n");return;}if (id == EVENT_ID_GPIO){st_start_cb_timer(EVENT_ID_GPIO, 40, TIM_LOCK, TIM_ONCE, app_main_process);LOG("GPIO\n");return;}if (id == EVENT_ID_SPI){LOG("SPI\n");return;}}main(){st_sorft_timer_init();st_start_cb_timer(EVENT_ID_LED, 5, TIM_LOCK, TIM_ONCE, app_main_process);st_start_cb_timer(EVENT_ID_GPIO, 10, TIM_LOCK, TIM_CYCLE, app_main_process);st_start_cb_timer(EVENT_ID_SPI, 20, TIM_UNLOK, TIM_CYCLE, app_main_process);while (1){// st_sorft_timer_event_prosess(); //前后台模式}return 0;}*///**end**//#ifdef __cplusplus
}
#endif
#endif
#include "sorftime_app.h"#include "stdio.h"/***********计数值**************/
#define ST_START_COUNT_VALUE 0
#define ST_END_COUNT_VALUE 0xFFFFFFFE
#define ST_ID_NULL 0
/************ID值****************/
#define ST_NULL_ID 0
#define ST_NEW_ID 1
#define ST_OLD_ID 2static s_timer_id timer_id_ary;static uint8_t OPEN_COUNTER = 0;
static uint8_t MAX_USE_NUMBER = 0;#ifdef ST_CLIENT_SERVER_MODE
static s_event_id event_id_ary;
static void add_event_to_list(st_rtn_func_t event_cb, uint16_t id);
#endif/*** @brief 定时器中断回调，对所有计数值进行减少*       中断触发为 1ms* 		根据用户层需要的计时时间,到达就改变状态**/
void st_sorft_timer_counter_prosess(void)
{ /* 此函数放入中断回调*/uint8_t i = 0;st_id_t end_id;if (OPEN_COUNTER){for (i = 0; i < MAX_USE_NUMBER; i++){if ((timer_id_ary.id_ary[i].id) != ST_ID_NULL){if ((timer_id_ary.id_ary[i].run_state != TIM_SUSPEND) && (timer_id_ary.id_ary[i].run_state != TIM_END)){if ((++(timer_id_ary.id_ary[i].count)) >= (timer_id_ary.id_ary[i].target)){timer_id_ary.id_ary[i].count = ST_END_COUNT_VALUE;end_id.id = timer_id_ary.id_ary[i].id;end_id.run_state = timer_id_ary.id_ary[i].run_state;end_id.end_state = timer_id_ary.id_ary[i].end_state;end_id.rtn_func = timer_id_ary.id_ary[i].rtn_func;timer_id_ary.id_ary[i].run_state = TIM_END;/*结束定时*/if (end_id.end_state == TIM_ONCE){timer_id_ary.id_ary[i].id = ST_ID_NULL;timer_id_ary.id_ary[i].count = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].run_state = (st_e_state_run_t)TIM_DESTROYED;timer_id_ary.id_ary[i].end_state = (st_e_state_end_t)TIM_DESTROYED;timer_id_ary.id_ary[i].target = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].rtn_func = NULL;}/*循环触发*/if (end_id.end_state == TIM_CYCLE){timer_id_ary.id_ary[i].count = ST_START_COUNT_VALUE;timer_id_ary.id_ary[i].run_state = end_id.run_state;}/*执行回调*/if (end_id.rtn_func != NULL){
#ifdef ST_CLIENT_SERVER_MODEadd_event_to_list(end_id.rtn_func, end_id.id);#elseend_id.rtn_func(end_id.id);
#endif}}}}}}
}#ifdef ST_CLIENT_SERVER_MODE
/*** @brief 前台调用，处理对应id的事件* 后台中断将触发的timer id 标记* 此函数负责处理对应的id事件调用**/
void st_sorft_timer_event_prosess(void)
{uint16_t i = 0;for (i = 0; i < MAX_TIMER_NUM; i++){if (event_id_ary.event_ary[i] != NULL){event_id_ary.event_ary[i](event_id_ary.event_id[i]);event_id_ary.event_id[i] = ST_ID_NULL;event_id_ary.event_ary[i] = NULL;return;}}
}
#endif
#ifdef ST_CLIENT_SERVER_MODE
/*** @brief 添加事件回调到列表**/
static void add_event_to_list(st_rtn_func_t event_cb, uint16_t id)
{uint16_t i = 0;for (i = 0; i < MAX_TIMER_NUM; i++){if (event_id_ary.event_ary[i] == NULL){event_id_ary.event_ary[i] = event_cb;event_id_ary.event_id[i] = id;return;}}
}
#endif
/**@brief 定时器id赋值，使用定时器前先调用一次此接口
**/
void st_sorft_timer_init(void)
{uint16_t i = 0;/*  清空定时器所有 timer_id = 0*/for (i = 0; i < MAX_TIMER_NUM; i++){timer_id_ary.id_ary[i].id = ST_ID_NULL;timer_id_ary.id_ary[i].count = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].target = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].run_state = (st_e_state_run_t)TIM_DESTROYED;timer_id_ary.id_ary[i].end_state = (st_e_state_end_t)TIM_DESTROYED;timer_id_ary.id_ary[i].rtn_func = NULL;#ifdef ST_CLIENT_SERVER_MODEevent_id_ary.event_id[i] = ST_ID_NULL;event_id_ary.event_ary[i] = NULL;
#endif}timer_id_ary.timer_last_index = 0; /* 对管理的timer进行计数*/OPEN_COUNTER = 1;
}/**@brief 启动一个定时器
*		timer_id 用户自定义ID
*		需要计数时间MS
*		计数状态，LOCK_TIMING(计数时无法刷新计数值，只能等到计数结束)
*		计数状态，TIMING 可以中途重新刷新计数值
**/st_e_state_crat_t st_start_timer(uint16_t timer_id, uint32_t count, st_e_state_run_t run_state)
{uint16_t i = 0;uint8_t first_i = 0;uint8_t flag = ST_NULL_ID;if (timer_id == 0 || count == 0){return TIM_CRAT_ERROR;}if (!OPEN_COUNTER){st_sorft_timer_init();}/*************查找相同ID或者直接创建****************/for (i = 0; i < MAX_TIMER_NUM; i++){if (timer_id_ary.id_ary[i].id == timer_id){first_i = i;flag = ST_OLD_ID; // 查找相同IDif ((timer_id_ary.id_ary[i].run_state == TIM_LOCK) || (timer_id_ary.id_ary[i].run_state == TIM_END)){return (st_e_state_crat_t)TIM_LOCK;}break;}if ((timer_id_ary.id_ary[i].id == ST_ID_NULL) && (!flag)){first_i = i;flag = ST_NEW_ID; /* 查找并记录空闲ID*/}}if (!flag){return TIM_CRAT_ERROR; /* 防止未查找到*/}if ((timer_id_ary.timer_last_index) < MAX_TIMER_NUM){timer_id_ary.id_ary[first_i].id = timer_id;timer_id_ary.id_ary[first_i].count = ST_START_COUNT_VALUE; /* 计数初始值*/timer_id_ary.id_ary[first_i].target = count;timer_id_ary.id_ary[first_i].run_state = run_state;timer_id_ary.id_ary[first_i].end_state = (st_e_state_end_t)TIM_DESTROYED;timer_id_ary.id_ary[first_i].rtn_func = NULL;if (flag == ST_NEW_ID){if (first_i >= MAX_USE_NUMBER){MAX_USE_NUMBER = first_i + 1;}if (++timer_id_ary.timer_last_index >= MAX_USE_NUMBER) /* 新增一个ID ，进行+1计数 */{timer_id_ary.timer_last_index = MAX_USE_NUMBER;}}return TIM_CRAT_SUCES; /* 返回创建成功的状态 */}else{return TIM_CRAT_ERROR;}
}
/***@brief 启动一次定时器* 计时结束自动销毁定时器* **/
st_e_state_crat_t st_start_once_timer(uint16_t timer_id, uint32_t count, st_e_state_run_t run_state)
{uint16_t i = 0;uint8_t first_i = 0;uint8_t flag = ST_NULL_ID;if (timer_id == 0 || count == 0){return (st_e_state_crat_t)TIM_DESTROYED;}if (!OPEN_COUNTER){st_sorft_timer_init();}/*************查找相同ID或者直接创建****************/for (i = 0; i < MAX_TIMER_NUM; i++){if (timer_id_ary.id_ary[i].id == timer_id){first_i = i;flag = ST_OLD_ID; /* 查找相同ID */if (timer_id_ary.id_ary[i].run_state == TIM_LOCK){return (st_e_state_crat_t)TIM_LOCK;}break;}if ((timer_id_ary.id_ary[i].id == ST_ID_NULL) && (!flag)){first_i = i;flag = ST_NEW_ID;}}if (!flag){return TIM_CRAT_ERROR;}if ((timer_id_ary.timer_last_index) < MAX_TIMER_NUM){timer_id_ary.id_ary[first_i].id = timer_id;timer_id_ary.id_ary[first_i].count = ST_START_COUNT_VALUE;timer_id_ary.id_ary[first_i].target = count;timer_id_ary.id_ary[first_i].run_state = run_state;timer_id_ary.id_ary[first_i].end_state = TIM_ONCE;timer_id_ary.id_ary[first_i].rtn_func = NULL;if (flag == ST_NEW_ID){if (first_i >= MAX_USE_NUMBER){MAX_USE_NUMBER = first_i + 1;}if (++timer_id_ary.timer_last_index >= MAX_USE_NUMBER){timer_id_ary.timer_last_index = MAX_USE_NUMBER;}}return TIM_CRAT_SUCES;}else{return TIM_CRAT_ERROR;}
}/*** @brief 启动一次定时器* 计时结束自动销毁定时器**/
st_e_state_crat_t st_start_cb_timer(uint16_t timer_id,uint32_t count,st_e_state_run_t run_state,st_e_state_end_t end_state,st_rtn_func_t rtn_func)
{uint16_t i = 0;uint8_t first_i = 0;uint8_t flag = ST_NULL_ID;if (timer_id == 0 || count == 0 || rtn_func == NULL){return (st_e_state_crat_t)TIM_DESTROYED;}if (!OPEN_COUNTER){st_sorft_timer_init();}/*************查找相同ID或者直接创建****************/for (i = 0; i < MAX_TIMER_NUM; i++){if (timer_id_ary.id_ary[i].id == timer_id){first_i = i;flag = ST_OLD_ID;if (timer_id_ary.id_ary[i].run_state == TIM_LOCK){return (st_e_state_crat_t)TIM_LOCK;}break;}if ((timer_id_ary.id_ary[i].id == ST_ID_NULL) && (!flag)){first_i = i;flag = ST_NEW_ID;}}if (!flag){return TIM_CRAT_ERROR;}if ((timer_id_ary.timer_last_index) < MAX_TIMER_NUM){timer_id_ary.id_ary[first_i].id = timer_id;timer_id_ary.id_ary[first_i].count = ST_START_COUNT_VALUE;timer_id_ary.id_ary[first_i].target = count;timer_id_ary.id_ary[first_i].run_state = run_state;timer_id_ary.id_ary[first_i].end_state = end_state;timer_id_ary.id_ary[first_i].rtn_func = rtn_func;if (flag == ST_NEW_ID){if (first_i >= MAX_USE_NUMBER){MAX_USE_NUMBER = first_i + 1;}if (++timer_id_ary.timer_last_index >= MAX_USE_NUMBER){timer_id_ary.timer_last_index = MAX_USE_NUMBER;}}return TIM_CRAT_SUCES; /*返回创建成功的状态*/}else{return TIM_CRAT_ERROR;}
}/*** @brief 关掉定时器，* TIM_SUSPEND 定时器不销毁，计数暂停* TIM_DESTROYED  销毁定时器，ID将被抹去*/
st_e_state_close_t st_close_timer(uint16_t timer_id, st_e_state_close_t close_state)
{uint16_t i = 0;if (timer_id == 0){return TIM_DESTROYED;}for (i = 0; i < MAX_USE_NUMBER; i++){if (timer_id_ary.id_ary[i].id == timer_id){break;}}if (i >= MAX_USE_NUMBER){return TIM_DESTROYED;}if (close_state == TIM_SUSPEND){ /* 暂停定时器,也就是关掉的意思 *//***暂停定时器****	查看是否有相同ID       	 ********/if ((timer_id_ary.id_ary[i].id) == timer_id){timer_id_ary.id_ary[i].id = timer_id; /*ID不能抹去 */timer_id_ary.id_ary[i].count = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].run_state = (st_e_state_run_t)TIM_SUSPEND; /*挂起定时器 */timer_id_ary.id_ary[i].end_state = (st_e_state_end_t)TIM_SUSPEND;timer_id_ary.id_ary[i].target = ST_END_COUNT_VALUE;return TIM_SUSPEND;}}else if (close_state == TIM_DESTROYED){ /* 销毁定时器 *//****销毁定时器***	查看是否有相同ID       	 ********/if ((timer_id_ary.id_ary[i].id) == timer_id){timer_id_ary.id_ary[i].id = ST_ID_NULL;timer_id_ary.id_ary[i].count = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].run_state = (st_e_state_run_t)TIM_DESTROYED;timer_id_ary.id_ary[i].end_state = (st_e_state_end_t)TIM_DESTROYED;timer_id_ary.id_ary[i].target = ST_END_COUNT_VALUE;timer_id_ary.id_ary[i].rtn_func = NULL;if (timer_id_ary.timer_last_index > 0){timer_id_ary.timer_last_index--;}if (timer_id_ary.id_ary[MAX_USE_NUMBER - 1].run_state == TIM_DESTROYED){MAX_USE_NUMBER--;}return TIM_DESTROYED; // 返回刚刚创建的状态}}return TIM_DESTROYED;
}/***@bref 返回定时器状态有此ID的定时器就返回当前状态没有就返回DESTROYED* **/
st_e_state_run_t st_timer_state(uint16_t timer_id)
{uint16_t i = 0;if (timer_id == 0){return (st_e_state_run_t)TIM_DESTROYED;}for (i = 0; i < MAX_TIMER_NUM; i++){if ((timer_id_ary.id_ary[i].id) == timer_id){return timer_id_ary.id_ary[i].run_state;}}return (st_e_state_run_t)TIM_DESTROYED;
}/*@bref 查询计数值
*/
uint32_t st_timer_count_value(uint16_t timer_id)
{uint16_t i = 0;if (timer_id == 0){return ST_END_COUNT_VALUE;}for (i = 0; i < MAX_TIMER_NUM; i++){if ((timer_id_ary.id_ary[i].id) == timer_id){return timer_id_ary.id_ary[i].count;}}return ST_END_COUNT_VALUE;
}
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